According to Jan-Hinrich Fessel:
>
>I have similar problems.  one box with ASUS P55TP4N and AHA2940 hangs on 
>reboot with kernel and userland 970408 but reboots fine with same userland and 
>kernel from 970320 or 979420.
>My other box with same config but two aha's reboots fine, up to the point 
>where the second AHA-BIOS scan should happen (even before the bootsector is 
>tested).
>

How odd - I have the same motherboard but a NCR SCSI card and mine
reboots fine on a 970415 (or there abouts) kernel.  Perhaps it is the
AHA that need something done to it when shutting down??

-- 
Brett Lymn, Computer Systems Administrator, AWA Defence Industries
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  "Upgrading your memory gives you MORE RAM!" - ad in MacWAREHOUSE catalogue.